1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr64715-1.c b/gcc/testsuite/gcc.dg/pr64715-1.c
new file mode 100644
index 00000000000..fbb635393fb
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr64715-1.c
@@ -0,0 +1,23 @@
+/* PR tree-optimization/64715 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+extern inline __attribute__ ((always_inline, gnu_inline, artificial, nothrow, leaf)) char *
+strcpy (char *__restrict dest, const char *__restrict src)
+{
+  return __builtin___strcpy_chk (dest, src, __builtin_object_size (dest, 2 > 1));
+}
+
+const char *str1 = "JIHGFEDCBA";
+void bar (char *);
+
+void
+foo ()
+{
+  struct A { char buf1[9]; char buf2[1]; } a;
+  strcpy (a.buf1 + (0 + 4), str1 + 5);
+  bar ((char *) &a);
+}
+
+/* { dg-final { scan-tree-dump "__builtin___strcpy_chk\[^;\n\r\]*, 5\\\);" "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */